On a surprise trip to his grandfather's house, Nour El-Din, a smart boy passionate about science, discovers a secret hidden deep in the old family home - a magical library filled with books about different time periods, from prehistory to the distant future. In a mysterious way, an ancient book transports Nour al-Din to the time of Caliph Harun al-Rashid, where he becomes a mysterious doctor who treats the Commander of the Faithful for a strange illness, and faces interesting historical challenges. Can Nour El-Din return to his time, and how will he deal with the secrets of the hidden library, and his choices that will determine his fate? Immerse yourself in a fiery, action-packed adventure and a surprising journey through the ages, as this story will introduce you to amazing facts about history, and to a mysterious power that you, too, may be able to unleash!